Atari Connection Machine
+ +
+ +

+ +

Atari Portfolio connectors pinout

+ +
+ +

Atari Portfolio system expansion connector

portfolio slot 60 Male

60 pin portfolio slot male at computer side
1 ABUF 2 5VS
3 REDY 4 VCC
5 BCOM 6 NCC1
7 NMD1 8 WAKE
9 DTR 10 DEN
11 PDET 12 IINT
13 CCLK 14 MRST
15 HLDA 16 HLDO
17 IACK 18 CDET
19 IOM 20 A19
21 A18 22 A17
23 A16 24 A15
25 A14 26 A13
27 A12 28 A11
29 A10 30 A9
31 A8 32 VRAM
33 HLDI 34 ALE
35 GND 36 NMIO
37 OA7 38 OA6
39 OA5 40 OA4
41 OA3 42 OA2
43 OA1 44 OA0
45 AD0 46 AD1
47 AD2 48 AD3
49 AD4 50 AD5
51 AD6 52 AD7
53 EINT 54 NRDI
55 VEXT 56 EACK
57 BATD 58 NWRI
59 5VS 60 BBUF

+ +


+ +
cs.atari.org © krupkaj of JaySoftware 2005 - 2018
+ +